Is a citizen member of a municipally created committee or commission a “public officer” for purposes of Wis. Stat. sec. 895.46, which requires a municipality to indemnify or pay any judgment for damages and costs entered against a “public officer” for acts performed within the officer’s scope of employment?

What is the effect of a mayoral veto when the common council action being vetoed is negative in nature? For example, what is the effect of the mayor vetoing a council's denial of a liquor license or a council decision against adopting a particular ordinance?